19732912

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{2423}}^1$

素因数の和:2940

約数の個数: 20

約数和(自身を含む): 38323440

約数和(自身を除く): 18590528

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 2423, 4072, 4846, 8144, 9692, 19384, 38768, 1233307, 2466614, 4933228, 9866456, 19732912]

約数ペア:

[(1, 19732912), (2, 9866456), (4, 4933228), (8, 2466614), (16, 1233307), (509, 38768), (1018, 19384), (2036, 9692), (2423, 8144), (4072, 4846)]